package dfbz.com.controller;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.Method;

public class BaseServlet extends HttpServlet {

    public BaseServlet() {
        super();
    }

    @Override
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        String uri = req.getRequestURI();
        uri = uri.replace(req.getContextPath(),"");
        Class<? extends BaseServlet> servletClass = this.getClass();
        String className = servletClass.getName();
        String[] split = uri.split("/");
        String methodName = split[2];
        try {
            Class<?> aClass = Class.forName(className);
            Object obj = aClass.newInstance();
            Method method = aClass.getDeclaredMethod(methodName, HttpServletRequest.class, HttpServletResponse.class);
            method.invoke(obj,req,resp);
        }  catch (Exception e) {
            e.printStackTrace();
        }
    }
}
